Portion of a vehicle interior



FIG. 1 is a perspective view of a portion of a vehicle interior showing our new design viewed from one side thereof;

FIG. 2 is a perspective view viewed from the other side thereof; and,

FIG. 3 is a front view thereof.

The broken line denotes a boundary of the claimed design and forms no part thereof. 

The ornamental design for a portion of a vehicle interior, as shown and described. 